The price of a mobile phone signal jammer is about 7,000 to 40,000 yen, depending on the application. For example, gps blocker are specially used for mortgage car services. The price is very cheap, about 8000 yen. Prices are different for low power, medium power, and high power.
The price of low power is about 5,000 to 24,000 yen, the price of medium power is about 15,000 to 30,000 yen, and the price of high power is more than 30,000 yen.
The price of the wifi jammer depends on the host die. As with the market, the price is very cheap when integrated into a module. Some are different signals and the modules are all different. Therefore, the price is relatively high. Some parameters are not high, consume a lot of power and generate heat. The type is a single module and the price is a fraction of the stand-alone module. You get what you pay for. The external cell phone jammer has a large antenna gain, a high shielding effect, stable performance, a high heat dissipation effect, and operates continuously for 24 hours.
Some cell phone jammers are in a high-end position specializing in engineering. Relatively speaking, there are more services and the prices are higher. Whether you are familiar with the manufacture of solutions or products, you can compare different manufacturers. With signal jammers, relatively speaking, the product can be manufactured and the technical details are relatively rigorous.